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#
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from ballista import BallistaContext


ctx = BallistaContext(
    "localhost", 50050, shuffle_partitions=16, batch_size=8192
)
ctx.register_parquet("taxi", "yellow_tripdata_2021-01.parquet")
df = ctx.sql(
    "select passenger_count, count(*) from taxi where passenger_count is not null group by passenger_count order by passenger_count"
)
df.show()
